Sell API SPEC 5B Working Gauges

API SPEC 5B Working Gauges You May Also Be Interested In: api gauges line pipe thread gauge working gauges
API Spec 5B plug/ring working gages
Buttress Casing
Upset (E. U. E) /Non-upset (N. U. E) Tubing
Line pipe

Quality Control

We have strict quality control system ---ISO 9001. Meanwhile, all of our export products provide independent third-party certification which is recognized by API. The Baoji City Jintai District Baoshi oil thread gauge testing institution is the professional and authoritative testing institution in China. Their master gages registration NO. was recorded in API and National institute of Metrology P. R. China. They also passed the National Accreditation Service for Conformity Assessment (CNAS) . So the examination in the institution is world-level.
API Spec 5B
Condition of Goods
Terms of Sale
FOB Shanghai